On 01/26/2012 05:46 PM, Mike Frysinger wrote: > as a higher level response, i don't see why AC_CHECK_SIZEOF in your example > is > attempting to execute code at all. the latest autoconf is much much nicer > and > can deduce type sizes purely based on compile tests.
It can, but AC_CHECK_SIZEOF prefers runtime tests when not cross-compiling, as that's faster (no need for a binary search).
